CVE-2017-7825

Name: CVE-2017-7825
Creator: NVD / NIST
Published: 2018-06-11T21:29:11.107+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.63%

Last modified Jun 17, 2026

CVE-2017-7825 is a vulnerability of currently unknown severity. Several fonts on OS X display some Tibetan and Arabic characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks. EPSS estimates a 1.63% chance of exploitation in the next 30 days.

Description

Several fonts on OS X display some Tibetan and Arabic characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks. Note: This attack only affects OS X operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

Metrics

EPSS Probability

1.63%

73.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Debian	Debian Linux	7.0
Mozilla	Firefox	< 52.4.0
Mozilla	Firefox	< 56.0
Mozilla	Thunderbird	< 52.4.0

References

http://www.securityfocus.com/bid/101059Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039465Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1390980Issue Tracking, Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1393624Issue Tracking, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/11/msg00000.htmlThird Party Advisory
https://security.gentoo.org/glsa/201803-14Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-21/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-22/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-23/Vendor Advisory
http://www.securityfocus.com/bid/101059Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039465Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1390980Issue Tracking, Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1393624Issue Tracking, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/11/msg00000.htmlThird Party Advisory
https://security.gentoo.org/glsa/201803-14Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-21/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-22/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-23/Vendor Advisory

Timeline

Published: Jun 11, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-7825?

How severe is CVE-2017-7825?

Severity scoring for CVE-2017-7825 is pending analysis. The EPSS model estimates a 1.63% probability of exploitation in the next 30 days.

How do I fix CVE-2017-7825?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-7825?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST